1116665101639 has 8 divisors (see below), whose sum is σ = 1166983931520. Its totient is φ = 1066493619576.

The previous prime is 1116665101637. The next prime is 1116665101661. The reversal of 1116665101639 is 9361015666111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1116665101639 - 2¹ = 1116665101637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116665101637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36821457 + ... + 36851770.

It is an arithmetic number, because the mean of its divisors is an integer number (145872991440).

Almost surely, 2^{1116665101639} is an apocalyptic number.

1116665101639 is a deficient number, since it is larger than the sum of its proper divisors (50318829881).

1116665101639 is an equidigital number, since it uses as much as digits as its factorization.

1116665101639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73673909.

The product of its (nonzero) digits is 174960, while the sum is 46.

The spelling of 1116665101639 in words is "one trillion, one hundred sixteen billion, six hundred sixty-five million, one hundred one thousand, six hundred thirty-nine".